28626492080

素因数分解:

$2^4\times 5^1\times {\mathrm{357831151}}^1$

素因数の和:357831164

約数の個数: 20

約数和(自身を含む): 66556594272

約数和(自身を除く): 37930102192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357831151, 715662302, 1431324604, 1789155755, 2862649208, 3578311510, 5725298416, 7156623020, 14313246040, 28626492080]

約数ペア:

[(1, 28626492080), (2, 14313246040), (4, 7156623020), (5, 5725298416), (8, 3578311510), (10, 2862649208), (16, 1789155755), (20, 1431324604), (40, 715662302), (80, 357831151)]